{"product_id":"rear-diff-complete-trx420-500-520-2014-26-fixed-axle","title":"Rear Differential Complete For Honda TRX 420 500 520 Fixed Axle Fits 2014 2026 2014 2019 2020 2025","description":"\u003cdiv\u003e\n\u003cp\u003eRear Diff Complete for Honda TRX420, TRX500, and TRX520 with fixed axle is engineered to restore precise power transfer from engine to rear wheels on rugged trails and demanding work sites. This aftermarket replacement fits Honda four-trax models from 2014 through 2026 across the TRX420 Rancher family, the TRX500 Foreman, and the TRX520 Foreman, replacing the OEM references 41300-HR3-WB0 and 41300-HR3-A20. Built to endure trail use and farm duty, it delivers dependable torque distribution when the going gets rough.\u003c\/p\u003e\n\u003cp\u003eDesigned for real-world wear and tear, this complete rear differential assembly tackles common failure modes—gear lash, fluid leakage, and mounting wear—so you stay productive on the trail or the job site. It’s built as a durable aftermarket replacement with identical fitment to the OEM configuration, offering a reliable route back to stable power delivery without the OEM price tag.\u003c\/p\u003e\n\u003ch3\u003eComprehensive Vehicle Fitment\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003cth\u003eModels \/ Series\u003c\/th\u003e\n\u003cth\u003eYears \/ Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eTRX420 TRX Rancher (FA\/FM\/FE\/TE\/TM) – Fixed Axle\u003c\/td\u003e\n\u003ctd\u003e2014-2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eTRX500 Foreman (FE\/FM) – Fixed Axle\u003c\/td\u003e\n\u003ctd\u003e2014-2019\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eTRX520 Foreman (FE\/FM) – Fixed Axle\u003c\/td\u003e\n\u003ctd\u003e2020-2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eCompatibility is documented across multiple aftermarket listings that specifically reference the TRX420\/500\/520 models with fixed axle from 2014 through 2026.\u003c\/p\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Reference Part Numbers\u003c\/td\u003e\n\u003ctd\u003e41300-HR3-WB0, 41300-HR3-A20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eRear Final Drive \/ Rear Differential Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAftermarket Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eHonda TRX420\/ TRX500\/ TRX520 fixed-axle models (2014-2026 range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHousing: A383 Aluminum; Gears: Hardened steel (assembly designed for durability)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLubricant\u003c\/td\u003e\n\u003ctd\u003eSAE 80W-90 hypoid gear oil (lubricant compatibility noted in similar differential assemblies)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eMaterial and finish specifications reflect the common industry composition for aftermarket rear diffs, with aluminum housings and steel gear components. For example, A383 aluminum housing data appears in related aftermarket differential listings, supporting a lightweight yet strong housing design. The recommended lubricant category aligns with standard hypoid gear oil usage in final-drive units.\u003c\/p\u003e\n\u003ch3\u003eOEM \u0026amp; Aftermarket Cross-Reference Information\u003c\/h3\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 22.6567%;\"\u003ePart Number\u003c\/th\u003e\n\u003cth style=\"width: 30.7729%;\"\u003eBrand \/ Type\u003c\/th\u003e\n\u003cth style=\"width: 45.8484%;\"\u003eCross-Reference Notes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22.6567%;\"\u003e41300-HR3-WB0\u003c\/td\u003e\n\u003ctd style=\"width: 30.7729%;\"\u003eAftermarket Replacement\u003c\/td\u003e\n\u003ctd style=\"width: 45.8484%;\"\u003eDirect OEM replacement for TRX420\/ TRX500\/ TRX520 fixed-axle applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22.6567%;\"\u003e41300-HR3-A20\u003c\/td\u003e\n\u003ctd style=\"width: 30.7729%;\"\u003eAftermarket Replacement\u003c\/td\u003e\n\u003ctd style=\"width: 45.8484%;\"\u003eDirect OEM replacement; widely listed for 2014-2016 TRX420\/500 models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22.6567%;\"\u003e41300-HR3-W50\u003c\/td\u003e\n\u003ctd style=\"width: 30.7729%;\"\u003eAftermarket Replacement\u003c\/td\u003e\n\u003ctd style=\"width: 45.8484%;\"\u003eAlternative OEM cross-reference used in several listings; compatibility mirrors 41300-HR3 family\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eCross-reference data reflects OEM part numbers commonly cited in aftermarket catalogs and listings, confirming fitment across the 2014-2026 TRX420\/500\/520 fixed-axle range.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eThe box includes the following component:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cb\u003eRear Differential Assembly\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: Seals, mounting hardware, and lubricants are not guaranteed included and may be sold separately in some listings.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Aftermarket Replacement?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDirect-Fit Compatibility:\u003c\/b\u003e Precisely matched mounting points and bolt patterns to OEM-spec diff housings for TRX420\/500\/520 fixed-axle models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOEM Cross-Reference:\u003c\/b\u003e Clear cross-reference with 41300-HR3-WB0, 41300-HR3-A20, and related numbers, ensuring reliable substitute options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePremium Materials:\u003c\/b\u003e Aluminum housing combined with hardened steel gears provides durability while keeping weight manageable for field use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePerformance Restoration:\u003c\/b\u003e Restores consistent torque transfer to the rear wheels, improving traction and control on uneven terrain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRugged Reliability:\u003c\/b\u003e Engineered for trail and farm duty, designed to withstand shocks, debris, and water exposure typical of utility riding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCost-Effective Upgrade:\u003c\/b\u003e Avalue-focused aftermarket option that delivers OEM-like performance without OEM pricing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupport the machine securely and disconnect the battery before beginning any drivetrain work to avoid accidental shorting or movement.\u003c\/li\u003e\n\u003cli\u003eDrain the existing differential oil, inspect the drain and fill plugs for damage, and replace as needed with the recommended SAE 80W-90 gear oil when reassembling.\u003c\/li\u003e\n\u003cli\u003eInspect mounting surfaces, seals, and gearhousing for wear; replace seals if they show signs of leakage or hardening to prevent future leaks.\u003c\/li\u003e\n\u003cli\u003eAlign the differential mounting points with the subframe and connect all supplied linkages and mounting hardware to factory specifications.\u003c\/li\u003e\n\u003cli\u003eFollow the vehicle service manual for torque values on rear-diff bolts and flange connections; overtightening or under-tightening can cause leaks or misalignment.\u003c\/li\u003e\n\u003cli\u003eAfter installation, refill and re-check the differential oil to ensure proper level and inspect for leaks during the first post-install test ride.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Upgrade?\u003c\/h3\u003e\n\u003cp\u003eRunning a worn-out rear differential on these Honda platforms risks uneven power delivery, further gear damage, and unpredictable traction in challenging conditions. Replacing with this aftermarket rear-diff assembly restores reliable torque transfer and reduces the risk of drivetrain failure, keeping you productive on the trail or farm.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ATV City","offers":[{"title":"Default Title","offer_id":57319585612150,"sku":"128.035","price":320.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0302\/0406\/files\/image_2026-03-03_123253845.png?v=1772541177","url":"https:\/\/dgtagri.co.uk\/products\/rear-diff-complete-trx420-500-520-2014-26-fixed-axle","provider":"DGT Agri","version":"1.0","type":"link"}